Header slot HTML

Hash Generator

Create SHA-256, SHA-1, and SHA-512 hashes locally using WebCrypto.

Free
In-content slot
Input
Hashing happens locally (no uploads).
Output
Hashes are one-way digests. For passwords, prefer salted hashes and a slow KDF (bcrypt/argon2) on the server.
FAQ

1) Enter your input.
2) Adjust options if available.
3) Run the tool.
4) Copy or download the result.

Yes. FreezeBit tools are free to use.

No. Most tools run locally in your browser. We do not store your input unless explicitly stated.

Yes. Each tool has its own URL—bookmark it or share it with anyone.

Yes. It uses the browser’s WebCrypto implementation.

Not in this tool yet. This version hashes text only for simplicity.
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Privacy
We don’t store your input on our servers. Most tools run locally in your browser.